3,3',4',5-Tetrachloro-4-methoxybiphenyl, 1.2ml x 50ug/ml, nonane

Disulfoton-sulfone, 10µg/mL in Cyclohexane, 10ml

PAH - others 13 Analytes, each 100 µg/mL in dichloromethane; unit: 1x5mL 0712.11 1-Methylnaphthalene [90-12-0] 0728.12 2,3-Dimethylnaphthalene [581-40-8] 0341.12 Biphenyl

n-Tetracosane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 646-31-1